They were looking for a snack.
Human-wildlife interactions have been a cause for concern recently.
The 225-kilogram grizzly ate another bear last fall.
Grizzly bears are listed by the Alberta government as a threatened species.
The pair were having lunch by Ghost River.
Researchers say the population has gone up seven per cent per year.
Aggressive bears near the Banff townsite have prompted Parks Canada officials to close a popular recreation area. Wildlife
It started as a simple project a parks officer worked on in his spare time, ballooned into an Internet sensation and now